BS EN 14622-2005 防饮用水回流污染用装置.带圆形溢流口的气隙(受限的).F型A系列

标准号：BS EN 14622-2005
中文标准名称：防饮用水回流污染用装置.带圆形溢流口的气隙(受限的).F型A系列
英文标准名称：Devices to prevent pollution by backflow of potable water - Air gap with cirucular overflow (restricted) - Family A, type F
标准类型：Q81
发布日期：2006/1/26 12:00:00
实施日期：2006/1/26 12:00:00
中国标准分类号：Q81
国际标准分类号：13.060.20;91.140.60
引用标准：EN 1717-2000
适用范围：This European Standard specifies the characteristics and the requirements of air gaps with circular overflow (restricted) family A, type F for nominal flow velocity not exceeding 3 m/s. Air gaps are devices for protection of potable water in water installations from pollution. This document applies to air gaps in factory assembled products and to constructed air gaps in situ, and defines the physicochemical characteristics of materials of constructionused for the purpose and application to ensure compliance with this document during normal working use.